pc TRES (ANORMALEMENT) lent.

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Autor: Aurelien GROSDIDIER
Datum:  
To: guilde
Betreff: pc TRES (ANORMALEMENT) lent.
Bonjour a tous !

J'utilise depuis 1.5 ans un portable toshiba 2770-XDVD (p3-650
speedstep, etc). Jusqu'a present aucun problemes avec les differentes
RedHat, mais depuis environ deux semaines, tout est devenu
epouvantablement lent (une console sous KDE3 mais presque 30 seconde
avant de s'ouvrir). Je n'ai pas le souvenir d'avoir fait quoi que ce
soit qui aurai pu entrainer cette lenteur, et elle c'est installee sans
que je ne m'en apercoive (progressivement ??).

J'ai initialement cru que c'est moi qui etais bcp trop rapide par
rapport a la machine, mais n'en deplaise a mon ego, c'est bien mon
portable qui rame. Etat des lieux :

- Redhat 7.3 + kernel 2.4.18-3, tres lent, aucun process anormal ds le top
- Un bref cat /proc/cpuinfo m'a revele que j'etais non pas a 650Mhz mais
a 350. Je reboot sous winXP pour le verifier, et j'ai confirmation que
la frequence n'est pas la bonne (il me donnais meme 166Mhz)
- sentant un pb du cote du speedstep (qui serait reste coince "en bas"),
je vais voir dans le bios, et magie, je vois que j'etais en MAX POWER
SAVING. Je change pour MAX PERF, et je reboot.
- windows semble plus rapide qu avant, mais Sisoft Sandra me donne des
perf moitie inferieur a un 486DX2-66 (ne vous moquez pas)
- linux est toujours aussi epouvantablement lent. a titre de
comparaison, un P3-933 avec la meme redhat 7.3 est environ 10 fois plus
rapide :(
- j'ai change le kernel via l'upgrade redhat officiel : 2.4.18-4, mais
toujours le meme probleme.

et la, je seche...

en fichiers joints, je vous mets les details de la config (cat
/proc/cpuinfo, lspci, lsmod, dmesg). Je rajoute que j'ai une carte
reseau PCMCIA qui me pose probleme (le module charge au boot est 8139cp,
mais la carte n est compatible qu'avec le 8139too, d'ou une erreur au
demarage et un "modprobe 8139too" rajoute manu militari dans le
rc.local. Le probleme subsiste meme lorsque je boot sans la carte, et je
vois de toute facon mal comment est-ce que ca pourrait etre lie... :(

Toute idee est bienvenue. Ce pb me gonfle un peu car j'utilise (comble
de malchance) mon portable pour faire des programmes gourmands en CPU...

Aurelien
processor    : 0
vendor_id    : GenuineIntel
cpu family    : 6
model        : 8
model name    : Pentium III (Coppermine)
stepping    : 3
cpu MHz        : 646.828
cache size    : 256 KB
fdiv_bug    : no
hlt_bug        : no
f00f_bug    : no
coma_bug    : no
fpu        : yes
fpu_exception    : yes
cpuid level    : 2
wp        : yes
flags        : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat pse36 mmx fxsr sse
bogomips    : 1287.78


Linux version 2.4.18-4 (bhcompile@???) (gcc version 2.96 20000731 (Red Hat Linux 7.3 2.96-110)) #1 Thu May 2 18:47:38 EDT 2002
BIOS-provided physical RAM map:
 BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
 BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
 BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
 BIOS-e820: 0000000000100000 - 000000000ffe0000 (usable)
 BIOS-e820: 000000000ffe0000 - 000000000fff0000 (ACPI data)
 BIOS-e820: 000000000fff0000 - 0000000010000000 (reserved)
 BIOS-e820: 00000000100a0000 - 00000000100b6e00 (reserved)
 BIOS-e820: 00000000100b6e00 - 00000000100b7000 (ACPI NVS)
 BIOS-e820: 00000000100b7000 - 0000000010100000 (reserved)
 BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
On node 0 totalpages: 65504
zone(0): 4096 pages.
zone(1): 61408 pages.
zone(2): 0 pages.
Kernel command line: ro root=/dev/hda6 vga=791
Initializing CPU#0
Detected 646.828 MHz processor.
Console: colour dummy device 80x25
Calibrating delay loop... 1287.78 BogoMIPS
Memory: 255376k/262016k available (1119k kernel code, 6252k reserved, 775k data, 280k init, 0k highmem)
Dentry cache hash table entries: 32768 (order: 6, 262144 bytes)
Inode cache hash table entries: 16384 (order: 5, 131072 bytes)
Mount-cache hash table entries: 4096 (order: 3, 32768 bytes)
Buffer cache hash table entries: 16384 (order: 4, 65536 bytes)
Page-cache hash table entries: 65536 (order: 6, 262144 bytes)
CPU: Before vendor init, caps: 0383f9ff 00000000 00000000, vendor = 0
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 256K
CPU: After vendor init, caps: 0383f9ff 00000000 00000000 00000000
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU:     After generic, caps: 0383f9ff 00000000 00000000 00000000
CPU:             Common caps: 0383f9ff 00000000 00000000 00000000
CPU: Intel Pentium III (Coppermine) stepping 03
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
mtrr: v1.40 (20010327) Richard Gooch (rgooch@???)
mtrr: detected mtrr type: Intel
PCI: PCI BIOS revision 2.10 entry at 0xff85c, last bus=21
PCI: Using configuration type 1
PCI: Probing PCI hardware
Unknown bridge resource 0: assuming transparent
Unknown bridge resource 2: assuming transparent
PCI: Using IRQ router PIIX [8086/7110] at 00:05.0
PCI: Found IRQ 11 for device 00:0b.0
PCI: Sharing IRQ 11 with 01:00.0
PCI: Found IRQ 11 for device 00:0b.1
PCI: Sharing IRQ 11 with 00:0c.0
Limiting direct PCI/PCI transfers.
isapnp: Scanning for PnP cards...
isapnp: No Plug & Play device found
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
apm: BIOS version 1.2 Flags 0x02 (Driver version 1.16)
Starting kswapd
VFS: Diskquotas version dquot_6.5.0 initialized
vesafb: framebuffer at 0xf0000000, mapped to 0xd080d000, size 8192k
vesafb: mode is 1024x768x16, linelength=2048, pages=4
vesafb: protected mode interface info at c000:8751
vesafb: scrolling: redraw
vesafb: directcolor: size=0:5:6:5, shift=0:11:5:0
Console: switching to colour frame buffer device 128x48
fb0: VESA VGA frame buffer device
pty: 2048 Unix98 ptys configured
Serial driver version 5.05c (2001-07-08) with MANY_PORTS MULTIPORT SHARE_IRQ SERIAL_PCI ISAPNP enabled
ttyS00 at 0x03f8 (irq = 4) is a 16550A
Real Time Clock Driver v1.10e
block: 496 slots per queue, batch=124
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
PIIX4: IDE controller on PCI bus 00 dev 29
PIIX4: chipset revision 1
PIIX4: not 100% native mode: will probe irqs later
    ide0: BM-DMA at 0xfff0-0xfff7, BIOS settings: hda:DMA, hdb:pio
    ide1: BM-DMA at 0xfff8-0xffff, BIOS settings: hdc:DMA, hdd:pio
hda: TOSHIBA MK1214GAP, ATA DISK drive
hdc: DV-28E-0, ATAPI CD/DVD-ROM drive
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide1 at 0x170-0x177,0x376 on irq 15
blk: queue c035e6a4, I/O limit 4095Mb (mask 0xffffffff)
hda: 23579136 sectors (12073 MB), CHS=1467/255/63, UDMA(33)
ide-floppy driver 0.99.newide
Partition check:
 hda: hda1 hda2 hda3 < hda5 hda6 >
Floppy drive(s): fd0 is 1.44M
FDC 0 is a post-1991 82077
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
ide-floppy driver 0.99.newide
md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: Autodetecting RAID arrays.
md: autorun ...
md: ... autorun DONE.
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 2048 buckets, 16Kbytes
TCP: Hash tables configured (established 16384 bind 16384)
Linux IP multicast router 0.06 plus PIM-SM
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
RAMDISK: Compressed image found at block 0
Freeing initrd memory: 120k freed
VFS: Mounted root (ext2 filesystem).
Journalled Block Device driver loaded
kjournald starting.  Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
Freeing unused kernel memory: 280k freed
Adding Swap: 136512k swap-space (priority -1)
usb.c: registered new driver usbdevfs
usb.c: registered new driver hub
usb-uhci.c: $Revision: 1.275 $ time 18:55:09 May  2 2002
usb-uhci.c: High bandwidth mode enabled
PCI: Found IRQ 11 for device 00:05.2
PCI: Sharing IRQ 11 with 00:07.0
usb-uhci.c: USB UHCI at I/O 0xff80, IRQ 11
usb-uhci.c: Detected 2 ports
usb.c: new USB bus registered, assigned bus number 1
hub.c: USB hub found
hub.c: 2 ports detected
usb-uhci.c: v1.275:USB Universal Host Controller Interface driver
EXT3 FS 2.4-0.9.17, 10 Jan 2002 on ide0(3,6), internal journal
kjournald starting.  Commit interval 5 seconds
EXT3 FS 2.4-0.9.17, 10 Jan 2002 on ide0(3,2), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
ide-floppy driver 0.99.newide
hdc: ATAPI 24X DVD-ROM drive, 512kB Cache, UDMA(33)
Uniform CD-ROM driver Revision: 3.12
hdc: DMA disabled
parport0: PC-style at 0x378 (0x778) [PCSPP,TRISTATE]
parport0: irq 7 detected
ip_conntrack (2047 buckets, 16376 max)
Linux Kernel Card Services 3.1.22
  options:  [pci] [cardbus] [pm]
PCI: Found IRQ 11 for device 00:0b.0
PCI: Sharing IRQ 11 with 01:00.0
PCI: Found IRQ 11 for device 00:0b.1
PCI: Sharing IRQ 11 with 00:0c.0
Yenta IRQ list 04b8, PCI irq11
Socket status: 30000020
Yenta IRQ list 04b8, PCI irq11
Socket status: 30000007
cs: cb_alloc(bus 20): vendor 0x10ec, device 0x8139
PCI: Enabling device 14:00.0 (0000 -> 0003)
cs: IO port probe 0x0a00-0x0aff: clean.
8139cp 10/100 PCI Ethernet driver v0.0.7 (Feb 27, 2002)
8139cp: pci dev 14:00.0 (id 10ec:8139 rev 10) is not an 8139C+ compatible chip
8139cp: Try the "8139too" driver instead.
8139too Fast Ethernet driver 0.9.24
PCI: Setting latency timer of device 14:00.0 to 64
eth0: RealTek RTL8139 Fast Ethernet at 0xd10bf000, 00:10:60:5a:03:bf, IRQ 11
eth0:  Identified 8139 chip type 'RTL-8139C'
eth0: Setting 100mbps full-duplex based on auto-negotiated partner ability 41e1.
parport0: PC-style at 0x378 (0x778) [PCSPP,TRISTATE]
parport0: irq 7 detected
lp0: using parport0 (polling).
lp0: console ready
cs: cb_free(bus 20)
cs: cb_alloc(bus 20): vendor 0x10ec, device 0x8139
PCI: Enabling device 14:00.0 (0000 -> 0003)
8139cp 10/100 PCI Ethernet driver v0.0.7 (Feb 27, 2002)
8139cp: pci dev 14:00.0 (id 10ec:8139 rev 10) is not an 8139C+ compatible chip
8139cp: Try the "8139too" driver instead.
8139too Fast Ethernet driver 0.9.24
PCI: Setting latency timer of device 14:00.0 to 64
eth0: RealTek RTL8139 Fast Ethernet at 0xd10bf000, 00:10:60:5a:03:bf, IRQ 11
eth0:  Identified 8139 chip type 'RTL-8139C'
eth0: Setting 100mbps full-duplex based on auto-negotiated partner ability 41e1.
eth0: Setting 100mbps full-duplex based on auto-negotiated partner ability 41e1.
PCI: Found IRQ 11 for device 00:0c.0
PCI: Sharing IRQ 11 with 00:0b.1
maestro: Configuring ESS Maestro 2E found at IO 0xFC00 IRQ 11
maestro:  subvendor id: 0x00011179
maestro: not attempting power management.
maestro: AC97 Codec detected: v: 0x83847609 caps: 0x6940 pwr: 0xf
maestro: 1 channels configured.
maestro: version 0.15 time 18:55:21 May  2 2002

Module Size Used by Not tainted
maestro                30144   1 (autoclean)
soundcore               6692   2 (autoclean) [maestro]
8139too                16448   1
parport_pc             18724   1 (autoclean)
lp                      8864   0 (autoclean)
parport                34208   1 (autoclean) [parport_pc lp]
mii                     2408   0 [8139too]
ds                      8608   2
yenta_socket           12384   2
pcmcia_core            50752   0 [ds yenta_socket]
ipchains               43560   7
ide-cd                 30272   0 (autoclean)
cdrom                  32192   0 (autoclean) [ide-cd]
nls_iso8859-1           3488   1 (autoclean)
nls_cp437               5120   1 (autoclean)
vfat                   12092   1 (autoclean)
fat                    37400   0 (autoclean) [vfat]
usb-uhci               24484   0 (unused)
usbcore                73152   1 [usb-uhci]
ext3                   67136   2
jbd                    49464   2 [ext3]

00:00.0 Host bridge: Intel Corp. 440BX/ZX/DX - 82443BX/ZX/DX Host bridge (rev 03)
00:01.0 PCI bridge: Intel Corp. 440BX/ZX/DX - 82443BX/ZX/DX AGP bridge (rev 03)
00:05.0 Bridge: Intel Corp. 82371AB/EB/MB PIIX4 ISA (rev 02)
00:05.1 IDE interface: Intel Corp. 82371AB/EB/MB PIIX4 IDE (rev 01)
00:05.2 USB Controller: Intel Corp. 82371AB/EB/MB PIIX4 USB (rev 01)
00:05.3 Bridge: Intel Corp. 82371AB/EB/MB PIIX4 ACPI (rev 03)
00:07.0 Communication controller: Lucent Microelectronics 56k WinModem (rev 01)
00:0b.0 CardBus bridge: Toshiba America Info Systems ToPIC95 PCI to Cardbus Bridge with ZV Support (rev 20)
00:0b.1 CardBus bridge: Toshiba America Info Systems ToPIC95 PCI to Cardbus Bridge with ZV Support (rev 20)
00:0c.0 Multimedia audio controller: ESS Technology ES1978 Maestro 2E (rev 10)
01:00.0 VGA compatible controller: S3 Inc. 86C270-294 Savage/IX-MV (rev 11)
14:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C (rev 10)